Etymologies

gaudy +‎ -ness (Wiktionary)

Examples

The use of a little gum guacum in solution will be found occasionally advantageous; this gum is fairly hard and will lower the colour and prevent too much of an approach to gaudiness, that is, if a highly coloured varnish has been found necessary.

Situating its apparent "gaudiness" well beyond any sense of what might constitute the aesthetically appropriate, Lewis's romance was denounced by Coleridge as a malevolent network of "libidinous minuteness," an intricate web which, once activated, articulated for even its most suspecting of readers a range of "powerful stimulants" and "meretricious attractions."

GREENE: Even before Liberace's death in 1987, fans could check out some of his more notorious outfits and revel in his cheery gaudiness at the Liberace museum, where else, on Tropicana Avenue in Vegas.